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Flora - Atmosphere
Chpt. 18 Moisture, Clouds & Precipitation
Question | Answer |
---|---|
any form of water that falls from a cloud | precipitation |
the change of state from a gas ot a liquid | condensation |
the amount of water vapor in the air | humidity |
the process of converting a liquid to a gas | evaporation |
an instrument used to measure relative humidity | hygrometer |
when the air contains the maximum quantity of water vapor that it can hold at any given temperature and pressure | saturated |
the energy absorbed or released during a change in state | latent heat |
sheets or layers of clouds that cover much or all of the sky | stratus clouds |
the conversion of a solid directly to a gas without passing through the liquid state | sublimation |
the temperature to which air has to be cooled in order to reach saturation | dew point |
the ratio (%) of the air's water vapor content to its water vapor capacity | relative humidity |
mountains acting as barriers to the flow of air, forcing air to ascend | orographic lifting |
tiny bits of particulate matter that serve as surfaces on which water vapor condenses | condensation nuclei |
the boundary between two adjoining air masses having contrasting characteristics | front |
a layer of the atmosphere where the temperature increases rather than decreases with height | temperature inversion |
thin, feathery or like mare's tail high altitude clouds | cirrus clouds |
like cotton balls or puffy cloud masses that have flat bases | cumulus clouds |